HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Mathematical Modeling, Differential Equations, Computational Logic, Applied Mathematics, Simulations, Statistical Modeling, Biochemistry, Biology, Probability, Cell Biology, Physiology, Electrical Systems
Mixed · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: HTML and CSS, Responsive Web Design, Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Development, Front-End Web Development, UI Components, Typography
Build toward a degree
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Communications, Communication Systems, Electrical and Computer Engineering, Telecommunications, Electronic Systems, Electronics, Engineering Analysis, Engineering Calculations, Numerical Analysis, Linear Algebra, Applied Mathematics, Algorithms, Data Mapping, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Technical Drawing, Design Elements And Principles, Growth Mindedness, Graphic and Visual Design, Goal Setting, Personal Development, Detail Oriented, Creativity
Beginner · Specialization · 1 - 3 Months

The University of Chicago
Skills you'll gain: Climate Change Programs, Mathematical Modeling, NumPy, Physical Science, Simulation and Simulation Software, Environmental Science, Scientific Visualization, Matplotlib, Simulations, Numerical Analysis, Differential Equations, Mechanics
Mixed · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Scientific Methods, Scientific Visualization, Physical Science, Research, Quantitative Research, Physics, Mathematical Modeling, Simulations, Mechanics, Chemistry
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Environmental Issue, Sustainable Development, Environment and Resource Management, Cultural Sensitivity, Social Justice, Cultural Diversity, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

University of Cambridge
Skills you'll gain: Human Development, Psychology, Neurology, Child Development, Mental Health Diseases and Disorders, Anatomy, Physiology, Biology, Research
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Probability, Estimation, Electrical Systems, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Anomaly Detection, Performance Tuning, Control Systems, Energy and Utilities
Intermediate · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Display Devices, Experimentation, Physics, Systems Of Measurement, Medical Imaging, Engineering, Scientific, and Technical Instruments, Physical Science, Mathematical Modeling, Applied Mathematics, Scientific Methods
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Development, UI Components, User Interface and User Experience (UI/UX) Design, Usability, Typography
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Customer experience strategy (CX), Brand Strategy, Brand Management, Marketing Strategies, Customer Insights, Brand Loyalty, Global Marketing, Market Trend, Consumer Behaviour, Competitive Analysis, Business Strategy, Innovation, E-Commerce
Beginner · Course · 1 - 4 Weeks